Ernst FUEHRING

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Lindhorst, DE

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Patents Grantslast 30 patents

Information Patent Grant
Tool coupler with data and signal transfer methods for top drive
- Patent number 11,441,412
- Issue date Sep 13, 2022
- Weatherford Technology Holdings, LLC
- Federico Amezaga
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tong cassette positioning device
- Patent number 11,060,381
- Issue date Jul 13, 2021
- WEATHERFORD TECHNOLOGY HOLDINGS LLC
- Bjoern Thiemann
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tool coupler with rotating coupling method for top drive
- Patent number 10,954,753
- Issue date Mar 23, 2021
- Weatherford Technology Holdings, LLC
- Ernst Fuehring
- E21 - EARTH DRILLING MINING
Information Patent Grant
Low marking inserts for casing/tubing tongs
- Patent number 10,145,186
- Issue date Dec 4, 2018
- Weatherford Technology Holdings, LLC
- Ernst Fuehring
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
TONG CASSETTE POSITIONING DEVICE
- Publication number 20200063529
- Publication date Feb 27, 2020
- Weatherford Technology Holdings, LLC.
- Bjoern THIEMANN
- E21 - EARTH DRILLING MINING
Information Patent Application
TOOL COUPLER WITH DATA AND SIGNAL TRANSFER METHODS FOR TOP DRIVE
- Publication number 20190106977
- Publication date Apr 11, 2019
- Federico AMEZAGA
- E21 - EARTH DRILLING MINING
Information Patent Application
TOOL COUPLER WITH ROTATING COUPLING METHOD FOR TOP DRIVE
- Publication number 20180245433
- Publication date Aug 30, 2018
- Ernst FUEHRING
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
LOW MARKING INSERTS FOR CASING/TUBING TONGS
- Publication number 20180135361
- Publication date May 17, 2018
- Weatherford Technology Holdings, LLC.
- Ernst FUEHRING
- E21 - EARTH DRILLING MINING